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Which bacterial trait is NOT useful for experiments in evolution? |
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Definition
Bacteria have the ability to use multiple carbon resources. |
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(Blank) occur at greater frequency than (blank) in microbial genes:
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The long term E. coli evolution (LTEE) experiment tracked E.coli for more than (blank) generations |
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T/F: Whereas prokaryotes contain 16S rRNA genes, eukaryotes instead contain 20S rRNA genes. |
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What is a major challenge of the molecular clock approach? |
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Definition
DNA sequences can change at different rates. |
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For which purpose is it most appropriate to use univerwsaql 16S rRNA primers? |
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Definition
to sequence 16S rRNA from all prokaryotes in a sample. |
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The 16S rRNA gene encodes for a(n) |
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For phylogenetic studies, which characteristics is NOT a reason why SSU rRNA gene sequences are favored over other nucelotide sequences? |
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Which was likely the host cell during primary endosymbiosis? |
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BOTH hypotheses on the origins of eukaryotes agree that |
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Definition
eukaryotic cells are chimera with attributes of Archaea and Bacteria. |
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Mitochondria in Eukarya originated from |
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What gennomic DNA-DNA hybridization MOST commonly used for? |
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Definition
distinguishing closley related genomes |
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True or False: Fimbriae and pili are both composed of proteins. |
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Which is the ONLY group of microorganisms that contain lipopolysaccharides (LPS) |
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Which structure is involved in the genetic (conjugation) between cells? |
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Definition
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Term
How are teichoic acids bound within peptidogylcan? |
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Definition
covalent bonding to muramic acid |
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Term
Which structural components allow for motility in Escherichia coli? |
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